Two men have been hospitalised following a serious altercation on the Luas in Dublin city centre this evening.
The men, both in their late twenties, both received injuries that are thought to be non life threatening.
The area was closed off for a short time before the Luas eventually began operating normally.
A spokeswoman for An Garda Siochana confirmed that a serious assault took place on the Luas. She said: "Gardaí attended a serious assault that occurred on Mayor St, Dublin 1 on the 6th July 2019 at approximately 6.15pm.
Two men in their late 20s were involved in an altercation which occurred on the Luas. One of the males received serious head injuries (non life threatening) in the assault and was taken to the Mater Hospital.
"The second male received serious injuries (non life threatening) and was taken to St James hospital.
"The scene is currently preserved and investigations are ongoing."
